ADSL
Filter Inductors
7191 - 7194
• Low cost through hole design
• Designed for use in ADSL applications where filtering is required
• Balanced winding
• Operating temperature range: -40°C to +85°C
• Units can withstand 100A surge of 10/700 µs pulse
• Flame retardant UL 94 V-0
Mechanical and Schematic
(All dimensions in inches)
PCB LAYOUT
.650 Max
1
4
.100 Typ
.540 Max
SCHEMATIC
1
4
719X
F/DC
3
2
Ø.043 Typ
.100 Typ
.455 Max
.173 ± .012
.098 Min
.016 SQ Typ
or
Ø.022 Typ
.012 X .018 Typ
UNLESS OTHERWISE SPECIFIED, ALL TOLERANCES ARE ±0.010
ELECTRICAL SPECIFICATION @ 25˚C
Turns Ratio
±2%
7191-7194
Inductance
(mH)
(1-3)
@ 10 kHz,
0.1 Vrms
3 – 3.3
2.4 – 2.65
4.3 – 4.73
7.6 – 8.4
(1-3)
MIN
2.85
1
2.3
1
4.1
1
7.3
2
DCR
(Ω)
Part
Number
Leakage
Inductance
(µH MAX)
(4-2)
2.1 – 2.7
3.0 – 3.6
4.0 – 5.1
4.3 – 5.8
(1-3)
@ 100 kHz,
0.1 Vrms
5
5
6
6
Dielectric
Rating
(Vrms)
between
(1-3) & (4-2)
and
1, 2 and core
1000
1000
1000
1000
(1-3) : (4-2)
@ 20 kHz,
1 Vrms
1:1
1:1
1:1
1:1
(1-3)
2.1 – 2.7
3.0 – 3.6
4.0 – 5.1
4.3 – 5.8
28/11/03
7191
7192
7193
7194
ISSUE: E
1. Measured @ 10 kHz, 0.1 Vrms, 100 mA DC
2. Measured @ 10 kHz, 0.1 Vrms, 40 mA DC
229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3
Tel: (613) 226-1626 Fax: (613) 226-7124
www.filtran.com
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EEWORLD
